Tried to ratchet up interest in the program.
An example of a ratchet is the tool used to tighten a nut.
An example of ratchet is to slowly increase the pressure on a witness; ratchet up the pressure.
To ratchet up interest rates.
It's time to ratchet up the intensity level here.
Origin of ratchet
- French rochet from Old French rocquet head of a lance (from the shape of the teeth) of Germanic origin
From American Heritage Dictionary of the English Language, 5th Edition